A state or quality, specifically referring to a particular state of being or the health status of a medical patient.

A requirement.

A logical clause or phrase that a conditional statement uses. The phrase can either be true or false.

(law) A clause in a contract or agreement indicating that a certain contingency may modify the principal obligation in some way.

To subject to the process of acclimation.

To subject to different conditions, especially as an exercise.

To make dependent on a condition to be fulfilled; to make conditional on.

(transitive) To place conditions or limitations upon.

To shape the behaviour of someone to do something.

(transitive) To treat (the hair) with hair conditioner.

(transitive) To contract; to stipulate; to agree.

(transitive) To test or assay, as silk (to ascertain the proportion of moisture it contains).

(US, colleges, transitive) To put under conditions; to require to pass a new examination or to make up a specified study, as a condition of remaining in one's class or in college.

To impose upon an object those relations or conditions without which knowledge and thought are alleged to be impossible.